The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 11, 1994
Filed:
Aug. 18, 1993
Applicant:
Inventors:
Osamu Watanabe, Osaka, JP;
Kaoru Hisatomi, Osaka, JP;
Kazuo Ishida, Osaka, JP;
Akira Kishida, Osaka, JP;
Yasunori Okuzono, Yokohama, JP;
Assignee:
Hitachi Maxell, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429 56 ; 429101 ; 429194 ;
Abstract
A hermetically sealed liquid active material cell having an oxyhalide compound which is in a liquid state at room temperature as a positive active material, a negative electrode which contains at least one alkali metal, a cell container which has a thin-wall part in its bottom for explosion-proofing, and a hermetic seal which closes an opening of the cell container, in which the cell further has a resinous ring on an inner surface of the bottom of the cell container, which cell has improved explosion-proof performance.